按照作用效果，稀土剂的顺序为：稀土硅、稀土镁、氟化铈和氟铈镧矿。

The order of RE agents is RE-Si, RE-Mg, CeF2 and fluocerite according to their effect.

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引用氟碳铈镧矿精矿中氧化稀土重量法的国家标准，在此经典的分析方法的基础上做了一些试验，重新整理、建立了新的焙烧矿中稀土总量的分析方法。

This paper established a new method for determination of total content of rare earths in bake ore by doing some tests based on national standard of determination of REO in bastnasite concentrate.

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